Home / 13,208,835,333.60-19,813,253,000.40-12,198,672,280.80

Finding the Fourth Proportional to 13,208,835,333.60, 19,813,253,000.40 and 12,198,672,280.80

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Solution

The fourth proportional to 13,208,835,333.60, 19,813,253,000.40 and 12,198,672,280.80 is: 18,298,008,421.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,208,835,333.60 : 19,813,253,000.40 = 12,198,672,280.80 : x
  2. Step 2: Convert to fraction form
    13,208,835,333.60/19,813,253,000.40 = 12,198,672,280.80/x
  3. Step 3: Cross multiply
    13,208,835,333.60x = 19,813,253,000.40 × 12,198,672,280.80
  4. Step 4: Simplify right side
    13,208,835,333.60x = 241,695,380,168,456,929,280
  5. Step 5: Solve for x
    x = 241,695,380,168,456,929,280/13,208,835,333.60
  6. Step 6: Final answer
    x = 18,298,008,421.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.